Fractions that have the same denominator

Add and subtract fractions that have the same denominator

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QUESTION OF
Views #: 593
Questions #: 8
Time: 5 minutes
Pass Score: 80.0%
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Mode

Add and simplify

1 pts

$\frac35 + \frac15$

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Adding and Subtraction Fractions that have the same denominator

1 pts
volume_mute

To add (or subtract) fractions that have the same denominator, add (or subtract) their numerators and write the sum (or difference) over the common denominator and simplify the result, if possible.

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We can add fractions that have different denominators by adding the numerators and the denominators

1 pts
volume_mute
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Add the following

1 pts

$\frac18 + \frac58$

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Subtract the following two fractions

1 pts

$\frac{11}{15} - \frac{4}{15}$

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You can subtract two fractions by adding the first to the opposite of the fraction to be subtracted

1 pts
volume_mute
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Subtract the following two fractions

1 pts

$-\frac73 - \left(-\frac23\right)$

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Perform the operations and simplify

1 pts

$\frac{18}{25} - \frac{2}{25} - \frac{1}{25}$

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0
sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC
Keywords
Year 4